1. /
  2. Security Response/
  3. W32.HLLW.Gaobot.AA

W32.HLLW.Gaobot.AA

Risk Level 2: Low

Discovered:
August 21, 2003
Updated:
February 13, 2007 12:05:30 PM
Also Known As:
W32/Gaobot.worm.y [McAfee], WORM_AGOBOT.P [Trend]
Type:
Worm
Systems Affected:
Windows 2000, Windows NT, Windows XP

W32.HLLW.Gaobot.AA is a worm that attempts to spread to the network shares with weak passwords. The worm uses multiple vulnerabilities, including:

This threat also allows for a hacker to remotely access an infected computer through IRC.

W32.HLLW.Gaobot.AA is compressed with UPX.

Antivirus Protection Dates

  • Initial Rapid Release version August 21, 2003
  • Latest Rapid Release version October 10, 2011 revision 019
  • Initial Daily Certified version August 21, 2003
  • Latest Daily Certified version October 10, 2011 revision 020
  • Initial Weekly Certified release date August 27, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Medium
Writeup By: Kaoru Hayashi

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
Internet Security Threat Report
Symantec DeepSight Screensaver